MX51: Support for TTECH vision2 board
The patch adds support for TTECH vision2 board. The board has 512MB RAM, SDHC slot and 4MB SPI device from StMicron. Signed-off-by: Stefano Babic <sbabic@denx.de>
This commit is contained in:
Stefano Babic
parent
f3554dfdd9
commit
f8f8acd724
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@ -547,6 +547,7 @@ Stefano Babic <sbabic@denx.de>
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polaris xscale
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polaris xscale
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trizepsiv xscale
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trizepsiv xscale
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mx51evk i.MX51
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mx51evk i.MX51
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vision2 i.MX51
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Dirk Behme <dirk.behme@gmail.com>
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Dirk Behme <dirk.behme@gmail.com>
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@ -0,0 +1,48 @@
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#
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# Copyright (C) 2007, Guennadi Liakhovetski <lg@denx.de>
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#
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# (C) Copyright 2009 Freescale Semiconductor, Inc.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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include $(TOPDIR)/config.mk
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LIB = $(obj)lib$(BOARD).a
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COBJS := vision2.o
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SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
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OBJS := $(addprefix $(obj),$(COBJS))
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SOBJS := $(addprefix $(obj),$(SOBJS))
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$(LIB): $(obj).depend $(OBJS) $(SOBJS)
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$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
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clean:
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rm -f $(SOBJS) $(OBJS)
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distclean: clean
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rm -f $(LIB) core *.bak .depend
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#########################################################################
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# defines $(obj).depend target
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include $(SRCTREE)/rules.mk
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sinclude $(obj).depend
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#########################################################################
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@ -0,0 +1,25 @@
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#
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# Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved.
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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LDSCRIPT = $(CPUDIR)/$(SOC)/u-boot.lds
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TEXT_BASE = 0x97800000
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IMX_CONFIG = $(SRCTREE)/board/$(BOARDDIR)/imximage_hynix.cfg
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@ -0,0 +1,209 @@
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#
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# (C) Copyright 2009
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# Stefano Babic DENX Software Engineering sbabic@denx.de.
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#
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# (C) Copyright 2010
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# Klaus Steinhammer TTECH Control Gmbh kst@tttech.com
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not write to the Free Software
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# Foundation Inc. 51 Franklin Street Fifth Floor Boston,
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# MA 02110-1301 USA
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#
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# Refer docs/README.imxmage for more details about how-to configure
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# and create imximage boot image
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#
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# The syntax is taken as close as possible with the kwbimage
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# Boot Device : one of
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# spi, nand, onenand, sd
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BOOT_FROM spi
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# Device Configuration Data (DCD)
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#
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# Each entry must have the format:
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# Addr-type Address Value
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#
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# where:
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# Addr-type register length (1,2 or 4 bytes)
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# Address absolute address of the register
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# value value to be stored in the register
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#######################
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### Disable WDOG ###
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#######################
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DATA 2 0x73f98000 0x30
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#######################
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### SET DDR Clk ###
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#######################
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# CCM: CBMCR - ddr_clk_sel: axi_b (133MHz)
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DATA 4 0x73FD4018 0x000024C0
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# DOUBLE SPI CLK (13MHz->26 MHz Clock)
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DATA 4 0x73FD4038 0x2010241
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#IOMUXC_SW_PAD_CTL_PAD_CSPI1_MOSI HYS_ENABLE | DRV_MAX | SRE_FAST
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DATA 4 0x73fa8600 0x00000107
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#IOMUXC_SW_PAD_CTL_PAD_CSPI1_MISO HYS_ENABLE | DRV_MAX | SRE_FAST
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DATA 4 0x73fa8604 0x00000107
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#IOMUXC_SW_PAD_CTL_PAD_CSPI1_SS0 HYS_ENABLE | PKE_ENABLE | DRV_MAX | SRE_FAST
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DATA 4 0x73fa8608 0x00000187
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#IOMUXC_SW_PAD_CTL_PAD_CSPI1_SS1 HYS_ENABLE | PKE_ENABLE | DRV_MAX | SRE_FAST
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DATA 4 0x73fa860c 0x00000187
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#IOMUXC_SW_PAD_CTL_PAD_CSPI1_SCLK HYS_ENABLE | DRV_MAX | SRE_FAST
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DATA 4 0x73fa8614 0x00000107
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#IOMUXC_SW_PAD_CTL_PAD_DI1_PIN11 HYS_ENABLE | DRV_MAX | SRE_FAST (CSPI1_SS2)
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DATA 4 0x73fa86a8 0x00000187
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#######################
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### Settings IOMUXC ###
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#######################
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# DDR IOMUX configuration
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# Control, Data, Address pads are in their default state: HIGH DS, FAST SR.
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# IOMUXC_SW_PAD_CTL_PAD_DRAM_SDCLK MAX DS
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DATA 4 0x73fa84b8 0x000000e7
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# PVTC MAX (at GPC, PGR reg)
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#DATA 4 0x73FD8004 0x1fc00000
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#DQM0 DS high slew rate slow
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DATA 4 0x73fa84d4 0x000000e4
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#DQM1 DS high slew rate slow
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DATA 4 0x73fa84d8 0x000000e4
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#DQM2 DS high slew rate slow
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DATA 4 0x73fa84dc 0x000000e4
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#DQM3 DS high slew rate slow
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DATA 4 0x73fa84e0 0x000000e4
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#IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS0 DS high & SLEW slow
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DATA 4 0x73fa84bc 0x000000c4
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#IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS1 DS high & SLEW slow
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DATA 4 0x73fa84c0 0x000000c4
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#IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS2 DS high & SLEW slow
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DATA 4 0x73fa84c4 0x000000c4
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#IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS3 DS high & SLEW slow
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DATA 4 0x73fa84c8 0x000000c4
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#DRAM_DATA B0
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DATA 4 0x73fa88a4 0x00000004
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#DRAM_DATA B1
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DATA 4 0x73fa88ac 0x00000004
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#DRAM_DATA B2
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DATA 4 0x73fa88b8 0x00000004
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#DRAM_DATA B3
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DATA 4 0x73fa882c 0x00000004
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#DRAM_DATA B0 slew rate
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DATA 4 0x73fa8878 0x00000000
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#DRAM_DATA B1 slew rate
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DATA 4 0x73fa8880 0x00000000
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#DRAM_DATA B2 slew rate
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DATA 4 0x73fa888c 0x00000000
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#DRAM_DATA B3 slew rate
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DATA 4 0x73fa889c 0x00000000
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#######################
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### Configure SDRAM ###
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#######################
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# Configure CS0
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#######################
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# ESDCTL0: Enable controller
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DATA 4 0x83fd9000 0x83220000
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# Init DRAM on CS0
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# ESDSCR: Precharge command
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DATA 4 0x83fd9014 0x04008008
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# ESDSCR: Refresh command
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DATA 4 0x83fd9014 0x00008010
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# ESDSCR: Refresh command
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DATA 4 0x83fd9014 0x00008010
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# ESDSCR: LMR with CAS=3 and BL=3 (Burst Length = 8)
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DATA 4 0x83fd9014 0x00338018
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# ESDSCR: EMR with half Drive strength (= medium strength @ i.MX51)
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DATA 4 0x83fd9014 0x0020801a
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# ESDSCR
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DATA 4 0x83fd9014 0x00008000
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# ESDSCR: EMR with full Drive strength
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#DATA 4 0x83fd9014 0x0000801a
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# ESDCTL0: 14 ROW, 10 COL, 32Bit, SREF=8
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DATA 4 0x83fd9000 0xC3220000
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# ESDCFG0: tRFC:22clks, tXSR:28clks, tXP:2clks, tWTR:2clk, tRP:3clks, tMRD:2clks
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# tRAS:8clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:11clks
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#DATA 4 0x83fd9004 0xC33574AA
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#micron mDDR
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# ESDCFG0: tRFC:11clks, tXSR:19clks, tXP:1clks, tWTR:2clk, tRP:3clks, tMRD:2clks
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# tRAS:7clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:9clks
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#DATA 4 0x83FD9004 0x101564a8
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#hynix mDDR
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# ESDCFG0: tRFC:17clks, tXSR:21clks, tXP:3clks, tWTR:1clk, tRP:3clks, tMRD:2clks
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# tRAS:7clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:9clks
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DATA 4 0x83FD9004 0x704564a8
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# ESDMISC: AP=10, Bank interleaving on, MIF3 en, RALAT=2
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DATA 4 0x83fd9010 0x000a1700
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# Configure CS1
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#######################
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# ESDCTL1: Enable controller
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DATA 4 0x83fd9008 0x83220000
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# Init DRAM on CS1
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# ESDSCR: Precharge command
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DATA 4 0x83fd9014 0x0400800c
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# ESDSCR: Refresh command
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DATA 4 0x83fd9014 0x00008014
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# ESDSCR: Refresh command
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DATA 4 0x83fd9014 0x00008014
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# ESDSCR: LMR with CAS=3 and BL=3 (Burst Length = 8)
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DATA 4 0x83fd9014 0x0033801c
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# ESDSCR: EMR with half Drive strength (= medium strength @ i.MX51)
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DATA 4 0x83fd9014 0x0020801e
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# ESDSCR
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DATA 4 0x83fd9014 0x00008004
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# ESDCTL1: 14 ROW, 10 COL, 32Bit, SREF=8
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DATA 4 0x83fd9008 0xC3220000
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# ESDCFG1: tRFC:22clks, tXSR:28clks, tXP:2clks, tWTR:2clk, tRP:3clks, tMRD:2clks
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# tRAS:8clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:11clks
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#DATA 4 0x83fd900c 0xC33574AA
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#micron mDDR
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# ESDCFG1: tRFC:11clks, tXSR:19clks, tXP:1clks, tWTR:2clk, tRP:3clks, tMRD:2clks
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# tRAS:7clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:9clks
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#DATA 4 0x83FD900C 0x101564a8
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#hynix mDDR
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# ESDCFG0: tRFC:17clks, tXSR:21clks, tXP:3clks, tWTR:1clk, tRP:3clks, tMRD:2clks
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# tRAS:7clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:9clks
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DATA 4 0x83FD900C 0x704564a8
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# ESDSCR (mDRAM configuration finished)
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DATA 4 0x83FD9014 0x00000004
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# ESDSCR - clear "configuration request" bit
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DATA 4 0x83fd9014 0x00000000
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@ -0,0 +1,711 @@
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/*
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* (C) Copyright 2010
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* Stefano Babic, DENX Software Engineering, sbabic@denx.de.
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*
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* (C) Copyright 2009 Freescale Semiconductor, Inc.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
|
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <asm/arch/imx-regs.h>
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#include <asm/arch/mx51_pins.h>
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#include <asm/arch/crm_regs.h>
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#include <asm/arch/iomux.h>
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#include <mxc_gpio.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/errno.h>
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#include <i2c.h>
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#include <mmc.h>
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#include <fsl_esdhc.h>
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#include <fsl_pmic.h>
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#include <mc13892.h>
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DECLARE_GLOBAL_DATA_PTR;
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static u32 system_rev;
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#ifdef CONFIG_HW_WATCHDOG
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#include <watchdog.h>
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void hw_watchdog_reset(void)
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{
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int val;
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/* toggle watchdog trigger pin */
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val = mxc_gpio_get(66);
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||||||
|
val = val ? 0 : 1;
|
||||||
|
mxc_gpio_set(66, val);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
static void init_drive_strength(void)
|
||||||
|
{
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_PKEDDR, PAD_CTL_DDR_INPUT_CMOS);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_PKEADDR, PAD_CTL_PKE_ENABLE);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDRAPKS, PAD_CTL_PUE_KEEPER);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDRAPUS, PAD_CTL_100K_PU);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_A1, PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_A0, PAD_CTL_DRV_HIGH);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_A1, PAD_CTL_DRV_HIGH);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_RAS,
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_CAS,
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_PKEDDR, PAD_CTL_PKE_ENABLE);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDRPKS, PAD_CTL_PUE_KEEPER);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_HYSDDR0, PAD_CTL_HYS_NONE);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_HYSDDR1, PAD_CTL_HYS_NONE);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_HYSDDR2, PAD_CTL_HYS_NONE);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_HYSDDR3, PAD_CTL_HYS_NONE);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_B0, PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_B1, PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_B2, PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_B4, PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDRPUS, PAD_CTL_100K_PU);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_INMODE1, PAD_CTL_DDR_INPUT_CMOS);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DRAM_B0, PAD_CTL_DRV_MEDIUM);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DRAM_B1, PAD_CTL_DRV_MEDIUM);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DRAM_B2, PAD_CTL_DRV_MEDIUM);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DRAM_B4, PAD_CTL_DRV_MEDIUM);
|
||||||
|
|
||||||
|
/* Setting pad options */
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDWE,
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDCKE0,
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDCKE1,
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDCLK,
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDQS0,
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDQS1,
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDQS2,
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDQS3,
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_CS0,
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_CS1,
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_DQM0,
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_DQM1,
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_DQM2,
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_DQM3,
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
|
||||||
|
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
|
||||||
|
}
|
||||||
|
|
||||||
|
u32 get_board_rev(void)
|
||||||
|
{
|
||||||
|
system_rev = get_cpu_rev();
|
||||||
|
|
||||||
|
return system_rev;
|
||||||
|
}
|
||||||
|
|
||||||
|
int dram_init(void)
|
||||||
|
{
|
||||||
|
#ifdef CONFIG_SYS_ARM_WITHOUT_RELOC
|
||||||
|
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
|
||||||
|
gd->bd->bi_dram[0].size = get_ram_size((long *)PHYS_SDRAM_1,
|
||||||
|
PHYS_SDRAM_1_SIZE);
|
||||||
|
#if (CONFIG_NR_DRAM_BANKS > 1)
|
||||||
|
gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
|
||||||
|
gd->bd->bi_dram[1].size = get_ram_size((long *)PHYS_SDRAM_2,
|
||||||
|
PHYS_SDRAM_2_SIZE);
|
||||||
|
#endif
|
||||||
|
#else
|
||||||
|
gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1,
|
||||||
|
PHYS_SDRAM_1_SIZE);
|
||||||
|
#endif
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static void setup_weim(void)
|
||||||
|
{
|
||||||
|
struct weim *pweim = (struct weim *)WEIM_BASE_ADDR;
|
||||||
|
|
||||||
|
pweim->csgcr1 = 0x004100b9;
|
||||||
|
pweim->csgcr2 = 0x00000001;
|
||||||
|
pweim->csrcr1 = 0x0a018000;
|
||||||
|
pweim->csrcr2 = 0;
|
||||||
|
pweim->cswcr1 = 0x0704a240;
|
||||||
|
}
|
||||||
|
|
||||||
|
static void setup_uart(void)
|
||||||
|
{
|
||||||
|
unsigned int pad = PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE |
|
||||||
|
PAD_CTL_PUE_PULL | PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST;
|
||||||
|
/* console RX on Pin EIM_D25 */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_D25, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_EIM_D25, pad);
|
||||||
|
/* console TX on Pin EIM_D26 */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_D26, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_EIM_D26, pad);
|
||||||
|
}
|
||||||
|
|
||||||
|
#ifdef CONFIG_MXC_SPI
|
||||||
|
void spi_io_init(void)
|
||||||
|
{
|
||||||
|
/* 000: Select mux mode: ALT0 mux port: MOSI of instance: ecspi1 */
|
||||||
|
mxc_request_iomux(MX51_PIN_CSPI1_MOSI, IOMUX_CONFIG_ALT0);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CSPI1_MOSI,
|
||||||
|
PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
|
||||||
|
|
||||||
|
/* 000: Select mux mode: ALT0 mux port: MISO of instance: ecspi1. */
|
||||||
|
mxc_request_iomux(MX51_PIN_CSPI1_MISO, IOMUX_CONFIG_ALT0);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CSPI1_MISO,
|
||||||
|
PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
|
||||||
|
|
||||||
|
/* 000: Select mux mode: ALT0 mux port: SS0 of instance: ecspi1. */
|
||||||
|
mxc_request_iomux(MX51_PIN_CSPI1_SS0, IOMUX_CONFIG_ALT0);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CSPI1_SS0,
|
||||||
|
PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE |
|
||||||
|
PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* SS1 will be used as GPIO because of uninterrupted
|
||||||
|
* long SPI transmissions (GPIO4_25)
|
||||||
|
*/
|
||||||
|
mxc_request_iomux(MX51_PIN_CSPI1_SS1, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CSPI1_SS1,
|
||||||
|
PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE |
|
||||||
|
PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
|
||||||
|
|
||||||
|
/* 000: Select mux mode: ALT0 mux port: SS2 of instance: ecspi1. */
|
||||||
|
mxc_request_iomux(MX51_PIN_DI1_PIN11, IOMUX_CONFIG_ALT7);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_DI1_PIN11,
|
||||||
|
PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE |
|
||||||
|
PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
|
||||||
|
|
||||||
|
/* 000: Select mux mode: ALT0 mux port: SCLK of instance: ecspi1. */
|
||||||
|
mxc_request_iomux(MX51_PIN_CSPI1_SCLK, IOMUX_CONFIG_ALT0);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CSPI1_SCLK,
|
||||||
|
PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void reset_peripherals(int reset)
|
||||||
|
{
|
||||||
|
if (reset) {
|
||||||
|
|
||||||
|
/* reset_n is on NANDF_D15 */
|
||||||
|
mxc_gpio_set(89, 0);
|
||||||
|
mxc_gpio_direction(89, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
|
||||||
|
#ifdef CONFIG_VISION2_HW_1_0
|
||||||
|
/*
|
||||||
|
* set FEC Configuration lines
|
||||||
|
* set levels of FEC config lines
|
||||||
|
*/
|
||||||
|
mxc_gpio_set(75, 0);
|
||||||
|
mxc_gpio_set(74, 1);
|
||||||
|
mxc_gpio_set(95, 1);
|
||||||
|
mxc_gpio_direction(75, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
mxc_gpio_direction(74, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
mxc_gpio_direction(95, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
|
||||||
|
/* set direction of FEC config lines */
|
||||||
|
mxc_gpio_set(59, 0);
|
||||||
|
mxc_gpio_set(60, 0);
|
||||||
|
mxc_gpio_set(61, 0);
|
||||||
|
mxc_gpio_set(55, 1);
|
||||||
|
mxc_gpio_direction(59, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
mxc_gpio_direction(60, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
mxc_gpio_direction(61, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
mxc_gpio_direction(55, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
|
||||||
|
/* FEC_RXD1 - sel GPIO (2-23) for configuration -> 1 */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_EB3, IOMUX_CONFIG_ALT1);
|
||||||
|
/* FEC_RXD2 - sel GPIO (2-27) for configuration -> 0 */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_CS2, IOMUX_CONFIG_ALT1);
|
||||||
|
/* FEC_RXD3 - sel GPIO (2-28) for configuration -> 0 */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_CS3, IOMUX_CONFIG_ALT1);
|
||||||
|
/* FEC_RXER - sel GPIO (2-29) for configuration -> 0 */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_CS4, IOMUX_CONFIG_ALT1);
|
||||||
|
/* FEC_COL - sel GPIO (3-10) for configuration -> 1 */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_RB2, IOMUX_CONFIG_ALT3);
|
||||||
|
/* FEC_RCLK - sel GPIO (3-11) for configuration -> 0 */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_RB3, IOMUX_CONFIG_ALT3);
|
||||||
|
/* FEC_RXD0 - sel GPIO (3-31) for configuration -> 1 */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_D9, IOMUX_CONFIG_ALT3);
|
||||||
|
#endif
|
||||||
|
|
||||||
|
/*
|
||||||
|
* activate reset_n pin
|
||||||
|
* Select mux mode: ALT3 mux port: NAND D15
|
||||||
|
*/
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_D15, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_D15,
|
||||||
|
PAD_CTL_DRV_VOT_HIGH | PAD_CTL_DRV_MAX);
|
||||||
|
} else {
|
||||||
|
/* set FEC Control lines */
|
||||||
|
mxc_gpio_direction(89, MXC_GPIO_DIRECTION_IN);
|
||||||
|
udelay(500);
|
||||||
|
|
||||||
|
#ifdef CONFIG_VISION2_HW_1_0
|
||||||
|
/* FEC RDATA[3] */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_CS3, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_EIM_CS3, 0x180);
|
||||||
|
|
||||||
|
/* FEC RDATA[2] */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_CS2, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_EIM_CS2, 0x180);
|
||||||
|
|
||||||
|
/* FEC RDATA[1] */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_EB3, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_EIM_EB3, 0x180);
|
||||||
|
|
||||||
|
/* FEC RDATA[0] */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_D9, IOMUX_CONFIG_ALT2);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_D9, 0x2180);
|
||||||
|
|
||||||
|
/* FEC RX_CLK */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_RB3, IOMUX_CONFIG_ALT1);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_RB3, 0x2180);
|
||||||
|
|
||||||
|
/* FEC RX_ER */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_CS4, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_EIM_CS4, 0x180);
|
||||||
|
|
||||||
|
/* FEC COL */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_RB2, IOMUX_CONFIG_ALT1);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_RB2, 0x2180);
|
||||||
|
#endif
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void power_init_mx51(void)
|
||||||
|
{
|
||||||
|
unsigned int val;
|
||||||
|
|
||||||
|
/* Write needed to Power Gate 2 register */
|
||||||
|
val = pmic_reg_read(REG_POWER_MISC);
|
||||||
|
|
||||||
|
/* enable VCAM with 2.775V to enable read from PMIC */
|
||||||
|
val = VCAMCONFIG | VCAMEN;
|
||||||
|
pmic_reg_write(REG_MODE_1, val);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Set switchers in Auto in NORMAL mode & STANDBY mode
|
||||||
|
* Setup the switcher mode for SW1 & SW2
|
||||||
|
*/
|
||||||
|
val = pmic_reg_read(REG_SW_4);
|
||||||
|
val = (val & ~((SWMODE_MASK << SWMODE1_SHIFT) |
|
||||||
|
(SWMODE_MASK << SWMODE2_SHIFT)));
|
||||||
|
val |= (SWMODE_AUTO_AUTO << SWMODE1_SHIFT) |
|
||||||
|
(SWMODE_AUTO_AUTO << SWMODE2_SHIFT);
|
||||||
|
pmic_reg_write(REG_SW_4, val);
|
||||||
|
|
||||||
|
/* Setup the switcher mode for SW3 & SW4 */
|
||||||
|
val = pmic_reg_read(REG_SW_5);
|
||||||
|
val &= ~((SWMODE_MASK << SWMODE4_SHIFT) |
|
||||||
|
(SWMODE_MASK << SWMODE3_SHIFT));
|
||||||
|
val |= (SWMODE_AUTO_AUTO << SWMODE4_SHIFT) |
|
||||||
|
(SWMODE_AUTO_AUTO << SWMODE3_SHIFT);
|
||||||
|
pmic_reg_write(REG_SW_5, val);
|
||||||
|
|
||||||
|
|
||||||
|
/* Set VGEN3 to 1.8V, VCAM to 3.0V */
|
||||||
|
val = pmic_reg_read(REG_SETTING_0);
|
||||||
|
val &= ~(VCAM_MASK | VGEN3_MASK);
|
||||||
|
val |= VCAM_3_0;
|
||||||
|
pmic_reg_write(REG_SETTING_0, val);
|
||||||
|
|
||||||
|
/* Set VVIDEO to 2.775V, VAUDIO to 3V0, VSD to 1.8V */
|
||||||
|
val = pmic_reg_read(REG_SETTING_1);
|
||||||
|
val &= ~(VVIDEO_MASK | VSD_MASK | VAUDIO_MASK);
|
||||||
|
val |= VVIDEO_2_775 | VAUDIO_3_0 | VSD_1_8;
|
||||||
|
pmic_reg_write(REG_SETTING_1, val);
|
||||||
|
|
||||||
|
/* Configure VGEN3 and VCAM regulators to use external PNP */
|
||||||
|
val = VGEN3CONFIG | VCAMCONFIG;
|
||||||
|
pmic_reg_write(REG_MODE_1, val);
|
||||||
|
udelay(200);
|
||||||
|
|
||||||
|
/* Enable VGEN3, VCAM, VAUDIO, VVIDEO, VSD regulators */
|
||||||
|
val = VGEN3EN | VGEN3CONFIG | VCAMEN | VCAMCONFIG |
|
||||||
|
VVIDEOEN | VAUDIOEN | VSDEN;
|
||||||
|
pmic_reg_write(REG_MODE_1, val);
|
||||||
|
|
||||||
|
val = pmic_reg_read(REG_POWER_CTL2);
|
||||||
|
val |= WDIRESET;
|
||||||
|
pmic_reg_write(REG_POWER_CTL2, val);
|
||||||
|
|
||||||
|
udelay(2500);
|
||||||
|
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
static void setup_gpios(void)
|
||||||
|
{
|
||||||
|
unsigned int i;
|
||||||
|
|
||||||
|
/* CAM_SUP_DISn, GPIO1_7 */
|
||||||
|
mxc_request_iomux(MX51_PIN_GPIO1_7, IOMUX_CONFIG_ALT0);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_GPIO1_7, 0x82);
|
||||||
|
|
||||||
|
/* DAB Display EN, GPIO3_1 */
|
||||||
|
mxc_request_iomux(MX51_PIN_DI1_PIN12, IOMUX_CONFIG_ALT4);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_DI1_PIN12, 0x82);
|
||||||
|
|
||||||
|
/* WDOG_TRIGGER, GPIO3_2 */
|
||||||
|
mxc_request_iomux(MX51_PIN_DI1_PIN13, IOMUX_CONFIG_ALT4);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_DI1_PIN13, 0x82);
|
||||||
|
|
||||||
|
/* Now we need to trigger the watchdog */
|
||||||
|
WATCHDOG_RESET();
|
||||||
|
|
||||||
|
/* Display2 TxEN, GPIO3_3 */
|
||||||
|
mxc_request_iomux(MX51_PIN_DI1_D0_CS, IOMUX_CONFIG_ALT4);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_DI1_D0_CS, 0x82);
|
||||||
|
|
||||||
|
/* DAB Light EN, GPIO3_4 */
|
||||||
|
mxc_request_iomux(MX51_PIN_DI1_D1_CS, IOMUX_CONFIG_ALT4);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_DI1_D1_CS, 0x82);
|
||||||
|
|
||||||
|
/* AUDIO_MUTE, GPIO3_5 */
|
||||||
|
mxc_request_iomux(MX51_PIN_DISPB2_SER_DIN, IOMUX_CONFIG_ALT4);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_DISPB2_SER_DIN, 0x82);
|
||||||
|
|
||||||
|
/* SPARE_OUT, GPIO3_6 */
|
||||||
|
mxc_request_iomux(MX51_PIN_DISPB2_SER_DIO, IOMUX_CONFIG_ALT4);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_DISPB2_SER_DIO, 0x82);
|
||||||
|
|
||||||
|
/* BEEPER_EN, GPIO3_26 */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_D14, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_D14, 0x82);
|
||||||
|
|
||||||
|
/* POWER_OFF, GPIO3_27 */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_D13, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_D13, 0x82);
|
||||||
|
|
||||||
|
/* FRAM_WE, GPIO3_30 */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_D10, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_D10, 0x82);
|
||||||
|
|
||||||
|
/* EXPANSION_EN, GPIO4_26 */
|
||||||
|
mxc_request_iomux(MX51_PIN_CSPI1_RDY, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_CSPI1_RDY, 0x82);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Set GPIO1_4 to high and output; it is used to reset
|
||||||
|
* the system on reboot
|
||||||
|
*/
|
||||||
|
mxc_gpio_set(4, 1);
|
||||||
|
mxc_gpio_direction(4, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
|
||||||
|
mxc_gpio_set(7, 0);
|
||||||
|
mxc_gpio_direction(7, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
for (i = 65; i < 71; i++) {
|
||||||
|
mxc_gpio_set(i, 0);
|
||||||
|
mxc_gpio_direction(i, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
}
|
||||||
|
|
||||||
|
mxc_gpio_set(94, 0);
|
||||||
|
mxc_gpio_direction(94, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
|
||||||
|
/* Set POWER_OFF high */
|
||||||
|
mxc_gpio_set(91, 1);
|
||||||
|
mxc_gpio_direction(91, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
|
||||||
|
mxc_gpio_set(90, 0);
|
||||||
|
mxc_gpio_direction(90, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
|
||||||
|
mxc_gpio_set(122, 0);
|
||||||
|
mxc_gpio_direction(122, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
|
||||||
|
mxc_gpio_set(121, 1);
|
||||||
|
mxc_gpio_direction(121, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
|
||||||
|
WATCHDOG_RESET();
|
||||||
|
}
|
||||||
|
|
||||||
|
static void setup_fec(void)
|
||||||
|
{
|
||||||
|
/*FEC_MDIO*/
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_EB2, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_EIM_EB2, 0x1FD);
|
||||||
|
|
||||||
|
/*FEC_MDC*/
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_CS3, IOMUX_CONFIG_ALT2);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_CS3, 0x2004);
|
||||||
|
|
||||||
|
/* FEC RDATA[3] */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_CS3, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_EIM_CS3, 0x180);
|
||||||
|
|
||||||
|
/* FEC RDATA[2] */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_CS2, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_EIM_CS2, 0x180);
|
||||||
|
|
||||||
|
/* FEC RDATA[1] */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_EB3, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_EIM_EB3, 0x180);
|
||||||
|
|
||||||
|
/* FEC RDATA[0] */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_D9, IOMUX_CONFIG_ALT2);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_D9, 0x2180);
|
||||||
|
|
||||||
|
/* FEC TDATA[3] */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_CS6, IOMUX_CONFIG_ALT2);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_CS6, 0x2004);
|
||||||
|
|
||||||
|
/* FEC TDATA[2] */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_CS5, IOMUX_CONFIG_ALT2);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_CS5, 0x2004);
|
||||||
|
|
||||||
|
/* FEC TDATA[1] */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_CS4, IOMUX_CONFIG_ALT2);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_CS4, 0x2004);
|
||||||
|
|
||||||
|
/* FEC TDATA[0] */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_D8, IOMUX_CONFIG_ALT2);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_D8, 0x2004);
|
||||||
|
|
||||||
|
/* FEC TX_EN */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_CS7, IOMUX_CONFIG_ALT1);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_CS7, 0x2004);
|
||||||
|
|
||||||
|
/* FEC TX_ER */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_CS2, IOMUX_CONFIG_ALT2);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_CS2, 0x2004);
|
||||||
|
|
||||||
|
/* FEC TX_CLK */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_RDY_INT, IOMUX_CONFIG_ALT1);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_RDY_INT, 0x2180);
|
||||||
|
|
||||||
|
/* FEC TX_COL */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_RB2, IOMUX_CONFIG_ALT1);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_RB2, 0x2180);
|
||||||
|
|
||||||
|
/* FEC RX_CLK */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_RB3, IOMUX_CONFIG_ALT1);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_RB3, 0x2180);
|
||||||
|
|
||||||
|
/* FEC RX_CRS */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_CS5, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_EIM_CS5, 0x180);
|
||||||
|
|
||||||
|
/* FEC RX_ER */
|
||||||
|
mxc_request_iomux(MX51_PIN_EIM_CS4, IOMUX_CONFIG_ALT3);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_EIM_CS4, 0x180);
|
||||||
|
|
||||||
|
/* FEC RX_DV */
|
||||||
|
mxc_request_iomux(MX51_PIN_NANDF_D11, IOMUX_CONFIG_ALT2);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_NANDF_D11, 0x2180);
|
||||||
|
}
|
||||||
|
|
||||||
|
struct fsl_esdhc_cfg esdhc_cfg[1] = {
|
||||||
|
{MMC_SDHC1_BASE_ADDR, 1},
|
||||||
|
};
|
||||||
|
|
||||||
|
int get_mmc_getcd(u8 *cd, struct mmc *mmc)
|
||||||
|
{
|
||||||
|
struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
|
||||||
|
|
||||||
|
if (cfg->esdhc_base == MMC_SDHC1_BASE_ADDR)
|
||||||
|
*cd = mxc_gpio_get(0);
|
||||||
|
else
|
||||||
|
*cd = 0;
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
#ifdef CONFIG_FSL_ESDHC
|
||||||
|
int board_mmc_init(bd_t *bis)
|
||||||
|
{
|
||||||
|
mxc_request_iomux(MX51_PIN_SD1_CMD,
|
||||||
|
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
|
||||||
|
mxc_request_iomux(MX51_PIN_SD1_CLK,
|
||||||
|
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
|
||||||
|
mxc_request_iomux(MX51_PIN_SD1_DATA0,
|
||||||
|
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
|
||||||
|
mxc_request_iomux(MX51_PIN_SD1_DATA1,
|
||||||
|
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
|
||||||
|
mxc_request_iomux(MX51_PIN_SD1_DATA2,
|
||||||
|
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
|
||||||
|
mxc_request_iomux(MX51_PIN_SD1_DATA3,
|
||||||
|
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_SD1_CMD,
|
||||||
|
PAD_CTL_DRV_MAX | PAD_CTL_DRV_VOT_HIGH |
|
||||||
|
PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU |
|
||||||
|
PAD_CTL_PUE_PULL |
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_SD1_CLK,
|
||||||
|
PAD_CTL_DRV_MAX | PAD_CTL_DRV_VOT_HIGH |
|
||||||
|
PAD_CTL_HYS_NONE | PAD_CTL_47K_PU |
|
||||||
|
PAD_CTL_PUE_PULL |
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_SD1_DATA0,
|
||||||
|
PAD_CTL_DRV_MAX | PAD_CTL_DRV_VOT_HIGH |
|
||||||
|
PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU |
|
||||||
|
PAD_CTL_PUE_PULL |
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_SD1_DATA1,
|
||||||
|
PAD_CTL_DRV_MAX | PAD_CTL_DRV_VOT_HIGH |
|
||||||
|
PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU |
|
||||||
|
PAD_CTL_PUE_PULL |
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_SD1_DATA2,
|
||||||
|
PAD_CTL_DRV_MAX | PAD_CTL_DRV_VOT_HIGH |
|
||||||
|
PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU |
|
||||||
|
PAD_CTL_PUE_PULL |
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_SD1_DATA3,
|
||||||
|
PAD_CTL_DRV_MAX | PAD_CTL_DRV_VOT_HIGH |
|
||||||
|
PAD_CTL_HYS_ENABLE | PAD_CTL_100K_PD |
|
||||||
|
PAD_CTL_PUE_PULL |
|
||||||
|
PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST);
|
||||||
|
mxc_request_iomux(MX51_PIN_GPIO1_0,
|
||||||
|
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_GPIO1_0,
|
||||||
|
PAD_CTL_HYS_ENABLE);
|
||||||
|
mxc_request_iomux(MX51_PIN_GPIO1_1,
|
||||||
|
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_GPIO1_1,
|
||||||
|
PAD_CTL_HYS_ENABLE);
|
||||||
|
|
||||||
|
return fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
int board_early_init_f(void)
|
||||||
|
{
|
||||||
|
|
||||||
|
|
||||||
|
init_drive_strength();
|
||||||
|
|
||||||
|
/* Setup debug led */
|
||||||
|
mxc_gpio_set(6, 0);
|
||||||
|
mxc_gpio_direction(6, MXC_GPIO_DIRECTION_OUT);
|
||||||
|
mxc_request_iomux(MX51_PIN_GPIO1_6, IOMUX_CONFIG_ALT0);
|
||||||
|
mxc_iomux_set_pad(MX51_PIN_GPIO1_6, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
|
||||||
|
|
||||||
|
/* wait a little while to give the pll time to settle */
|
||||||
|
sdelay(100000);
|
||||||
|
|
||||||
|
setup_weim();
|
||||||
|
setup_uart();
|
||||||
|
setup_fec();
|
||||||
|
setup_gpios();
|
||||||
|
|
||||||
|
spi_io_init();
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
int board_init(void)
|
||||||
|
{
|
||||||
|
#ifdef CONFIG_SYS_ARM_WITHOUT_RELOC
|
||||||
|
board_early_init_f();
|
||||||
|
#endif
|
||||||
|
gd->bd->bi_arch_number = MACH_TYPE_TTC_VISION2; /* board id for linux */
|
||||||
|
/* address of boot parameters */
|
||||||
|
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
int board_late_init(void)
|
||||||
|
{
|
||||||
|
power_init_mx51();
|
||||||
|
|
||||||
|
reset_peripherals(1);
|
||||||
|
udelay(2000);
|
||||||
|
reset_peripherals(0);
|
||||||
|
udelay(2000);
|
||||||
|
|
||||||
|
/* Early revisions require a second reset */
|
||||||
|
#ifdef CONFIG_VISION2_HW_1_0
|
||||||
|
reset_peripherals(1);
|
||||||
|
udelay(2000);
|
||||||
|
reset_peripherals(0);
|
||||||
|
udelay(2000);
|
||||||
|
#endif
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
int checkboard(void)
|
||||||
|
{
|
||||||
|
u32 system_rev = get_cpu_rev();
|
||||||
|
u32 cause;
|
||||||
|
struct src *src_regs = (struct src *)SRC_BASE_ADDR;
|
||||||
|
|
||||||
|
puts("Board: TTControl Vision II CPU V");
|
||||||
|
|
||||||
|
switch (system_rev & 0xff) {
|
||||||
|
case CHIP_REV_3_0:
|
||||||
|
puts("3.0 [");
|
||||||
|
break;
|
||||||
|
case CHIP_REV_2_5:
|
||||||
|
puts("2.5 [");
|
||||||
|
break;
|
||||||
|
case CHIP_REV_2_0:
|
||||||
|
puts("2.0 [");
|
||||||
|
break;
|
||||||
|
case CHIP_REV_1_1:
|
||||||
|
puts("1.1 [");
|
||||||
|
break;
|
||||||
|
case CHIP_REV_1_0:
|
||||||
|
default:
|
||||||
|
puts("1.0 [");
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
cause = src_regs->srsr;
|
||||||
|
switch (cause) {
|
||||||
|
case 0x0001:
|
||||||
|
puts("POR");
|
||||||
|
break;
|
||||||
|
case 0x0009:
|
||||||
|
puts("RST");
|
||||||
|
break;
|
||||||
|
case 0x0010:
|
||||||
|
case 0x0011:
|
||||||
|
puts("WDOG");
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
printf("unknown 0x%x", cause);
|
||||||
|
}
|
||||||
|
puts("]\n");
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
@ -47,6 +47,7 @@ jadecpu arm arm926ejs jadecpu syteco mb86r0x
|
||||||
suen3 arm arm926ejs km_arm keymile kirkwood
|
suen3 arm arm926ejs km_arm keymile kirkwood
|
||||||
rd6281a arm arm926ejs - Marvell kirkwood
|
rd6281a arm arm926ejs - Marvell kirkwood
|
||||||
mx51evk arm armv7 mx51evk freescale mx51
|
mx51evk arm armv7 mx51evk freescale mx51
|
||||||
|
vision2 arm armv7 vision2 ttcontrol mx51
|
||||||
actux1 arm ixp
|
actux1 arm ixp
|
||||||
actux2 arm ixp
|
actux2 arm ixp
|
||||||
actux3 arm ixp
|
actux3 arm ixp
|
||||||
|
|
|
||||||
|
|
@ -0,0 +1,214 @@
|
||||||
|
/*
|
||||||
|
* Copyright (C) 2007, Guennadi Liakhovetski <lg@denx.de>
|
||||||
|
*
|
||||||
|
* (C) Copyright 2009 Freescale Semiconductor, Inc.
|
||||||
|
*
|
||||||
|
* Configuration settings for the MX51-3Stack Freescale board.
|
||||||
|
*
|
||||||
|
* This program is free software; you can redistribute it and/or
|
||||||
|
* modify it under the terms of the GNU General Public License as
|
||||||
|
* published by the Free Software Foundation; either version 2 of
|
||||||
|
* the License, or (at your option) any later version.
|
||||||
|
*
|
||||||
|
* This program is distributed in the hope that it will be useful,
|
||||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
* GNU General Public License for more details.
|
||||||
|
*
|
||||||
|
* You should have received a copy of the GNU General Public License
|
||||||
|
* along with this program; if not, write to the Free Software
|
||||||
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
||||||
|
* MA 02111-1307 USA
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef __CONFIG_H
|
||||||
|
#define __CONFIG_H
|
||||||
|
|
||||||
|
#include <asm/arch/imx-regs.h>
|
||||||
|
|
||||||
|
#define CONFIG_MX51 /* in a mx51 */
|
||||||
|
#define CONFIG_L2_OFF
|
||||||
|
|
||||||
|
#define CONFIG_MX51_HCLK_FREQ 24000000
|
||||||
|
#define CONFIG_MX51_CLK32 32768
|
||||||
|
#define CONFIG_DISPLAY_CPUINFO
|
||||||
|
#define CONFIG_DISPLAY_BOARDINFO
|
||||||
|
|
||||||
|
#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
|
||||||
|
#define CONFIG_REVISION_TAG
|
||||||
|
#define CONFIG_SETUP_MEMORY_TAGS
|
||||||
|
#define CONFIG_INITRD_TAG
|
||||||
|
#define BOARD_LATE_INIT
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Size of malloc() pool
|
||||||
|
*/
|
||||||
|
#define CONFIG_SYS_MALLOC_LEN (2048 * 1024)
|
||||||
|
|
||||||
|
/* size in bytes reserved for initial data */
|
||||||
|
#define CONFIG_SYS_GBL_DATA_SIZE 128
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Hardware drivers
|
||||||
|
*/
|
||||||
|
#define CONFIG_MXC_UART
|
||||||
|
#define CONFIG_SYS_MX51_UART3
|
||||||
|
#define CONFIG_MXC_GPIO
|
||||||
|
#define CONFIG_MXC_SPI
|
||||||
|
#define CONFIG_HW_WATCHDOG
|
||||||
|
|
||||||
|
/*
|
||||||
|
* SPI Configs
|
||||||
|
* */
|
||||||
|
#define CONFIG_FSL_SF
|
||||||
|
#define CONFIG_CMD_SF
|
||||||
|
|
||||||
|
#define CONFIG_SPI_FLASH
|
||||||
|
#define CONFIG_SPI_FLASH_STMICRO
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Use gpio 4 pin 25 as chip select for SPI flash
|
||||||
|
* This corresponds to gpio 121
|
||||||
|
*/
|
||||||
|
#define CONFIG_SPI_FLASH_CS (1 | (121 << 8))
|
||||||
|
#define CONFIG_SF_DEFAULT_MODE SPI_MODE_0
|
||||||
|
#define CONFIG_SF_DEFAULT_SPEED 25000000
|
||||||
|
|
||||||
|
#define CONFIG_ENV_SPI_CS (1 | (121 << 8))
|
||||||
|
#define CONFIG_ENV_SPI_BUS 0
|
||||||
|
#define CONFIG_ENV_SPI_MAX_HZ 25000000
|
||||||
|
#define CONFIG_ENV_SPI_MODE SPI_MODE_0
|
||||||
|
|
||||||
|
#define CONFIG_ENV_OFFSET (6 * 64 * 1024)
|
||||||
|
#define CONFIG_ENV_SECT_SIZE (1 * 64 * 1024)
|
||||||
|
#define CONFIG_ENV_SIZE (4 * 1024)
|
||||||
|
|
||||||
|
#define CONFIG_FSL_ENV_IN_SF
|
||||||
|
#define CONFIG_ENV_IS_IN_SPI_FLASH
|
||||||
|
|
||||||
|
/* PMIC Controller */
|
||||||
|
#define CONFIG_FSL_PMIC
|
||||||
|
#define CONFIG_FSL_PMIC_BUS 0
|
||||||
|
#define CONFIG_FSL_PMIC_CS 0
|
||||||
|
#define CONFIG_FSL_PMIC_CLK 2500000
|
||||||
|
#define CONFIG_FSL_PMIC_MODE SPI_MODE_0
|
||||||
|
#define CONFIG_RTC_MC13783
|
||||||
|
|
||||||
|
/*
|
||||||
|
* MMC Configs
|
||||||
|
*/
|
||||||
|
#define CONFIG_FSL_ESDHC
|
||||||
|
#ifdef CONFIG_FSL_ESDHC
|
||||||
|
#define CONFIG_SYS_FSL_ESDHC_ADDR (0x70004000)
|
||||||
|
#define CONFIG_SYS_FSL_ESDHC_NUM 1
|
||||||
|
|
||||||
|
#define CONFIG_MMC
|
||||||
|
|
||||||
|
#define CONFIG_CMD_MMC
|
||||||
|
#define CONFIG_GENERIC_MMC
|
||||||
|
#define CONFIG_CMD_FAT
|
||||||
|
#define CONFIG_DOS_PARTITION
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#define CONFIG_CMD_DATE
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Eth Configs
|
||||||
|
*/
|
||||||
|
#define CONFIG_HAS_ETH1
|
||||||
|
#define CONFIG_NET_MULTI
|
||||||
|
#define CONFIG_MII
|
||||||
|
#define CONFIG_DISCOVER_PHY
|
||||||
|
|
||||||
|
#define CONFIG_FEC_MXC
|
||||||
|
#define IMX_FEC_BASE FEC_BASE_ADDR
|
||||||
|
#define CONFIG_FEC_MXC_PHYADDR 0x1F
|
||||||
|
|
||||||
|
#define CONFIG_CMD_PING
|
||||||
|
#define CONFIG_CMD_MII
|
||||||
|
#define CONFIG_CMD_NET
|
||||||
|
|
||||||
|
/* allow to overwrite serial and ethaddr */
|
||||||
|
#define CONFIG_ENV_OVERWRITE
|
||||||
|
#define CONFIG_CONS_INDEX 3
|
||||||
|
#define CONFIG_BAUDRATE 115200
|
||||||
|
#define CONFIG_SYS_BAUDRATE_TABLE {9600, 19200, 38400, 57600, 115200}
|
||||||
|
|
||||||
|
/***********************************************************
|
||||||
|
* Command definition
|
||||||
|
***********************************************************/
|
||||||
|
|
||||||
|
#include <config_cmd_default.h>
|
||||||
|
|
||||||
|
#define CONFIG_CMD_SPI
|
||||||
|
#undef CONFIG_CMD_IMLS
|
||||||
|
|
||||||
|
#define CONFIG_BOOTDELAY 3
|
||||||
|
|
||||||
|
#define CONFIG_LOADADDR 0x90800000 /* loadaddr env var */
|
||||||
|
|
||||||
|
#define CONFIG_EXTRA_ENV_SETTINGS \
|
||||||
|
"netdev=eth0\0" \
|
||||||
|
"loadaddr=0x90800000\0"
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Miscellaneous configurable options
|
||||||
|
*/
|
||||||
|
#define CONFIG_SYS_LONGHELP
|
||||||
|
#define CONFIG_SYS_PROMPT "Vision II U-boot > "
|
||||||
|
#define CONFIG_AUTO_COMPLETE
|
||||||
|
#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
|
||||||
|
|
||||||
|
/* Print Buffer Size */
|
||||||
|
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
|
||||||
|
sizeof(CONFIG_SYS_PROMPT) + 16)
|
||||||
|
#define CONFIG_SYS_MAXARGS 64 /* max number of command args */
|
||||||
|
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
|
||||||
|
|
||||||
|
#define CONFIG_SYS_MEMTEST_START 0x90000000
|
||||||
|
#define CONFIG_SYS_MEMTEST_END 0x10000
|
||||||
|
|
||||||
|
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
|
||||||
|
|
||||||
|
#define CONFIG_SYS_HZ 1000
|
||||||
|
#define CONFIG_CMDLINE_EDITING
|
||||||
|
#define CONFIG_SYS_HUSH_PARSER
|
||||||
|
#define CONFIG_SYS_PROMPT_HUSH_PS2 "Vision II U-boot > "
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Stack sizes
|
||||||
|
*/
|
||||||
|
#define CONFIG_STACKSIZE (128 * 1024) /* regular stack */
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Physical Memory Map
|
||||||
|
*/
|
||||||
|
#define CONFIG_NR_DRAM_BANKS 2
|
||||||
|
#define PHYS_SDRAM_1 CSD0_BASE_ADDR
|
||||||
|
#define PHYS_SDRAM_1_SIZE (256 * 1024 * 1024)
|
||||||
|
#define PHYS_SDRAM_2 CSD1_BASE_ADDR
|
||||||
|
#define PHYS_SDRAM_2_SIZE (256 * 1024 * 1024)
|
||||||
|
#define CONFIG_SYS_SDRAM_BASE 0x90000000
|
||||||
|
#define CONFIG_SYS_INIT_RAM_ADDR 0x1FFE8000
|
||||||
|
|
||||||
|
#ifndef CONFIG_SYS_ARM_WITHOUT_RELOC
|
||||||
|
#define CONFIG_SYS_INIT_RAM_END (64 * 1024)
|
||||||
|
#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - \
|
||||||
|
CONFIG_SYS_GBL_DATA_SIZE)
|
||||||
|
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
|
||||||
|
CONFIG_SYS_GBL_DATA_OFFSET)
|
||||||
|
#undef CONFIG_SKIP_RELOCATE_UBOOT
|
||||||
|
#else
|
||||||
|
#define CONFIG_SKIP_RELOCATE_UBOOT
|
||||||
|
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + 0x2000)
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#define CONFIG_BOARD_EARLY_INIT_F
|
||||||
|
|
||||||
|
/* 166 MHz DDR RAM */
|
||||||
|
#define CONFIG_SYS_DDR_CLKSEL 0
|
||||||
|
#define CONFIG_SYS_CLKTL_CBCDR 0x19239100
|
||||||
|
|
||||||
|
#define CONFIG_SYS_NO_FLASH
|
||||||
|
|
||||||
|
#endif /* __CONFIG_H */
|
||||||
|
|
@ -157,4 +157,7 @@
|
||||||
#define VSDSTBY (1 << 19)
|
#define VSDSTBY (1 << 19)
|
||||||
#define VSDMODE (1 << 20)
|
#define VSDMODE (1 << 20)
|
||||||
|
|
||||||
|
/* Reg Power Control 2*/
|
||||||
|
#define WDIRESET (1 << 12)
|
||||||
|
|
||||||
#endif
|
#endif
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue